There are many ways to install NodeJS on Ubuntu (Linux). This post demonstrate how easy it could be using NVM (Node Version Manager)

Having the default Apache document root to “/etc/www” can be sometimes annoying because of permissions. I strongly recommend to use a folder into your “home” folder. To do so you will need to change Apache default document root.

Gulp.js is what we call a JavaScript Task Runner, it is Open Source and available on GitHub. It helps you automate repetitive tasks such as minification, compilation, unit testing, linting, etc. Gulp.js does not revolutionize automation but simplifies it tremendously.